12232152313 has 4 divisors (see below), whose sum is σ = 12248978560. Its totient is φ = 12215326068.

The previous prime is 12232152293. The next prime is 12232152343. The reversal of 12232152313 is 31325123221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12232152313 - 2²⁵ = 12198597881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12232152343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8412033 + ... + 8413486.

It is an arithmetic number, because the mean of its divisors is an integer number (3062244640).

Almost surely, 2^12232152313 is an apocalyptic number.

It is an amenable number.

12232152313 is a deficient number, since it is larger than the sum of its proper divisors (16826247).

12232152313 is an equidigital number, since it uses as much as digits as its factorization.

12232152313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16826246.

The product of its digits is 2160, while the sum is 25.

Adding to 12232152313 its reverse (31325123221), we get a palindrome (43557275534).

The spelling of 12232152313 in words is "twelve billion, two hundred thirty-two million, one hundred fifty-two thousand, three hundred thirteen".